K
Not Specified Permanent

Boston, Massachusetts · USA job

Senior Director, Client Service

Kantar

Boston, Massachusetts

Job description

Overview

In this role you lead a strategic book of client accounts within a media-focused practice, blending research excellence with senior advisory and strong commercial sense to influence investments. You will guide complex media effectiveness programs and translate data into executive-ready insights that drive multi-year growth. You collaborate with client partners and sales teams to expand accounts while maintaining operational excellence and team development. This is a chance to shape measurement strategy and contribute to industry leadership in media analytics.

Compensation / Benefits
  • Medical plans
  • Health Savings Account/FSA
  • Dental and Vision
  • Wellness Program
  • 401k with match
  • Unlimited PTO
Responsibilities
  • Lead high-value client accounts with accountability for research delivery, profitability, and growth
  • Act as strategic advisor to senior stakeholders, guiding media investments and measurement agendas
  • Oversee design and delivery of complex media effectiveness programs (brand lift, cross-platform measurement, attribution, ROI, segmentation)
  • Translate client challenges into scalable research frameworks with lasting impact across campaigns
  • Synthesize multi-source data into executive narratives and actionable recommendations
  • Partner with commercial teams to grow existing accounts and identify new opportunities
  • Ensure operational excellence across account teams with optimized resourcing and delivery models
  • Build and lead high-performing teams, developing research talent and client leadership
  • Represent Kantar externally to reinforce client leadership and industry presence
Key requirements
  • 10-15+ years in market research, media analytics, or insights consulting with ownership of complex client portfolios
  • Deep expertise in media effectiveness research (brand lift, cross-platform measurement, digital/CTV/linear, attribution, ROI, segmentation)
  • Proven ability to translate data into executive narratives that influence strategic decisions
  • Experience as trusted advisor to senior stakeholders shaping measurement strategy
  • Strong commercial acumen with history of renewal and multi-year account growth
  • Experience leading and scaling teams and driving excellence across account structures
  • Proven ability to deliver operational excellence at scale across teams
  • Excellent communication and leadership presence; able to navigate fast-paced client environments
  • Bachelor's degree; advanced degree preferred
  • leadership presence
  • effective communication
  • strategic advisory
  • media effectiveness research
  • brand lift
  • cross-platform measurement (digital, CTV, addressable, linear)

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